Home / 9,625.72-14,379.14-6,970.40

Finding the Fourth Proportional to 9,625.72, 14,379.14 and 6,970.40

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Solution

The fourth proportional to 9,625.72, 14,379.14 and 6,970.40 is: 10,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,625.72 : 14,379.14 = 6,970.40 : x
  2. Step 2: Convert to fraction form
    9,625.72/14,379.14 = 6,970.40/x
  3. Step 3: Cross multiply
    9,625.72x = 14,379.14 × 6,970.40
  4. Step 4: Simplify right side
    9,625.72x = 100,228,357.46
  5. Step 5: Solve for x
    x = 100,228,357.46/9,625.72
  6. Step 6: Final answer
    x = 10,412.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.